Base | Representation |
---|---|
bin | 11110100010100… |
… | …000011000111010 |
3 | 1022201002200120221 |
4 | 132202200120322 |
5 | 2022131041132 |
6 | 122501410254 |
7 | 15461001613 |
oct | 3642403072 |
9 | 1281080527 |
10 | 512362042 |
11 | 243240205 |
12 | 12370998a |
13 | 821c2b0a |
14 | 4c092c0a |
15 | 2eeaae97 |
hex | 1e8a063a |
512362042 has 4 divisors (see below), whose sum is σ = 768543066. Its totient is φ = 256181020.
The previous prime is 512362027. The next prime is 512362043. The reversal of 512362042 is 240263215.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240263215 = 5 ⋅48052643.
It can be written as a sum of positive squares in only one way, i.e., 279524961 + 232837081 = 16719^2 + 15259^2 .
It is a junction number, because it is equal to n+sod(n) for n = 512361998 and 512362016.
It is not an unprimeable number, because it can be changed into a prime (512362043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128090509 + ... + 128090512.
Almost surely, 2512362042 is an apocalyptic number.
512362042 is a deficient number, since it is larger than the sum of its proper divisors (256181024).
512362042 is a wasteful number, since it uses less digits than its factorization.
512362042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256181023.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 512362042 is about 22635.4156577696. The cubic root of 512362042 is about 800.1885191139.
The spelling of 512362042 in words is "five hundred twelve million, three hundred sixty-two thousand, forty-two".
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